ATE522494T1 - Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten - Google Patents

Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten

Info

Publication number
ATE522494T1
ATE522494T1 AT08736570T AT08736570T ATE522494T1 AT E522494 T1 ATE522494 T1 AT E522494T1 AT 08736570 T AT08736570 T AT 08736570T AT 08736570 T AT08736570 T AT 08736570T AT E522494 T1 ATE522494 T1 AT E522494T1
Authority
AT
Austria
Prior art keywords
diphenylmethane diisocyanates
producing mixtures
polyphenylpolymethylene polyisocyanates
polyisocyanates
benzene
Prior art date
Application number
AT08736570T
Other languages
English (en)
Inventor
Robert Carr
Wiechen Nicolaas Van
Original Assignee
Huntsman Int Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38922700&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE522494(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Huntsman Int Llc filed Critical Huntsman Int Llc
Application granted granted Critical
Publication of ATE522494T1 publication Critical patent/ATE522494T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
    • C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
AT08736570T 2007-06-06 2008-04-25 Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten ATE522494T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07109689A EP2014641A3 (de) 2007-06-06 2007-06-06 Verfahren zur Herstellung von Mischungen aus Diphenylmethandiisocyanaten und Polyphenylpolymethylenpolyisocyanaten
PCT/EP2008/055047 WO2008148608A1 (en) 2007-06-06 2008-04-25 Process for preparing mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates

Publications (1)

Publication Number Publication Date
ATE522494T1 true ATE522494T1 (de) 2011-09-15

Family

ID=38922700

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08736570T ATE522494T1 (de) 2007-06-06 2008-04-25 Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten

Country Status (8)

Country Link
US (1) US20100185011A1 (de)
EP (2) EP2014641A3 (de)
JP (2) JP2010529064A (de)
CN (1) CN101754945B (de)
AT (1) ATE522494T1 (de)
ES (1) ES2370746T5 (de)
PT (1) PT2155655E (de)
WO (1) WO2008148608A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101796797B1 (ko) * 2009-06-17 2017-11-10 헌트스만 인터내셔날, 엘엘씨 화학 설비
WO2012013678A2 (de) 2010-07-30 2012-02-02 Bayer Materialscience Ag Verfahren zur kontinuierlichen herstellung von nitrobenzol
DE102011081898A1 (de) 2011-08-31 2013-02-28 Bayer Materialscience Aktiengesellschaft Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
CN104487413B (zh) 2012-07-27 2017-03-29 科思创德国股份有限公司 通过绝热硝化制备硝基苯的方法
EP2877442B1 (de) 2012-07-27 2016-11-16 Covestro Deutschland AG Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung
PT2986562T (pt) 2013-04-18 2017-04-24 Covestro Deutschland Ag Método para o processamento de água residual a partir da produção de nitro-benzeno
US9771290B2 (en) 2013-04-18 2017-09-26 Covestro Deutschland Ag Process for working up waste water from nitrobenzene preparation
WO2015197521A1 (de) 2014-06-24 2015-12-30 Covestro Deutschland Ag Verfahren zur herstellung von nitrobenzol
PT3500553T (pt) * 2016-08-17 2021-07-29 Covestro Deutschland Ag Processo para a produção de isocianato e pelo menos um outro produto químico num sistema de produção integrada

Family Cites Families (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2370558A (en) * 1945-02-27 Nitration of aromatic compounds
US2256999A (en) * 1939-03-08 1941-09-23 Du Pont Nitration of organic compounds
US2377071A (en) * 1939-09-08 1945-05-29 Du Pont Reduction of nitro compounds to amines by means of aliphatic hydrocarbons
US2362743A (en) * 1943-02-10 1944-11-14 Hercules Powder Co Ltd Manufacture of dinitrotoluene
US2739174A (en) * 1951-09-08 1956-03-20 Eastman Kodak Co Nitrating aromatic hydrocarbons with only nitric acid
US2773911A (en) * 1953-12-11 1956-12-11 Du Pont Continuous manufacture of nitrobenzene
US2849497A (en) * 1956-10-10 1958-08-26 Du Pont Preparation of nitrobenzene
NL233692A (de) * 1957-11-29
US2934571A (en) * 1958-02-06 1960-04-26 Atlantic Refining Co Dinitrated aromatic compounds and method for their production
NL298319A (de) * 1962-09-24
NL298109A (de) * 1962-09-24 1900-01-01
US3362979A (en) * 1964-01-02 1968-01-09 Jefferson Chem Co Inc Mixtures of methylene-bridged polyphenyl polyisocyanates
FR1429551A (fr) * 1964-02-28 1966-02-25 Kaiser Aluminium Chem Corp Procédé de production de polyamines primaires
DE1900090U (de) * 1964-04-25 1964-09-03 Tente Rollen Ges M B H Laufrolle mit feststellvorrichtung zum blockieren der drehbewegung und/oder schwenkbewegung des laufrades.
DE1468362A1 (de) * 1964-10-23 1968-11-28 Meissner Fa Josef Zweistufige Anlage zur Nitrierung von aromatischen Kohlenwasserstoffen
US3367969A (en) * 1965-03-08 1968-02-06 Du Pont Process for the preparation of 4, 4'-methylenedianiline
FR1469105A (fr) * 1965-12-27 1967-02-10 Toulousaine De Prod Chim Toloc Procédé de fabrication d'esters isocyaniques
DE1900090A1 (de) * 1969-01-02 1970-08-06 Meissner Fa Josef Verfahren zur Herstellung von Mononitroaromaten durch Nitrierung von aromatischen Kohlenwasserstoffen
US3780116A (en) * 1972-06-15 1973-12-18 Zaverchand & Co Method for nitration of aromatic hydrocarbon compounds
CA1004234A (en) * 1972-08-04 1977-01-25 Bayer Aktiengesellschaft Process for the production of polyamines
US4250114A (en) * 1973-09-17 1981-02-10 Efim Biller Process for the recovery of polyarylpolyamines
US4185036A (en) * 1973-12-28 1980-01-22 E. I. Du Pont De Nemours And Company Hydrogenation of mixed aromatic nitrobodies
US3928475A (en) * 1974-08-09 1975-12-23 Du Pont Azeotropic nitration of benzene
US4025577A (en) * 1975-06-12 1977-05-24 Exxon Research And Engineering Company Hydroalkylation of paraffins with olefins utilizing hydrogen fluoride and metal pentafluoride catalyst
US4039581A (en) * 1975-06-27 1977-08-02 The Upjohn Company Process for the preparation of di(amino phenyl)methanes
US4039580A (en) * 1975-07-24 1977-08-02 The Upjohn Company Process for preparing di(aminophenyl)methanes
US4021498A (en) * 1975-12-09 1977-05-03 American Cyanamid Company Adiabatic process for nitration of nitratable aromatic compounds
DE2622313C3 (de) * 1976-05-19 1980-09-25 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen Herstellung von Mononitroaromaten
US4289732A (en) * 1978-12-13 1981-09-15 The Upjohn Company Apparatus for intimately admixing two chemically reactive liquid components
US4224249A (en) * 1979-05-14 1980-09-23 Air Products And Chemicals, Inc. Toluene diamine from non-washed dinitrotoluene
US4392978A (en) * 1979-12-26 1983-07-12 Allied Corporation Selective aromatic nitration
DE3121036A1 (de) * 1981-05-27 1982-12-16 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlicehn herstellung von organischen mono- oder polyisocyanaten
US4725640A (en) * 1982-07-06 1988-02-16 Basf Corporation Metal fixative in automotive paint
DE3403204A1 (de) * 1984-01-31 1985-08-14 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von organischen mono- und/oder polyisocyanaten
US4935557A (en) * 1984-08-07 1990-06-19 Air Products And Chemicals, Inc. Conitration of mixed aromatic hydrocarbons
US5004851A (en) 1987-09-21 1991-04-02 The Dow Chemical Company Process to produce aromatics of low acid-wash color
DE3744001C1 (de) * 1987-12-24 1989-06-08 Bayer Ag Verfahren zur kontinuierlichen Herstellung von Mono- oder Polyisocyanaten
US4994242A (en) * 1988-08-15 1991-02-19 Noram Engineering And Constructors Ltd. Jet impingement reactor
US5712481A (en) * 1990-04-09 1998-01-27 Ashland Inc Process and apparatus for analysis of hydrocarbon species by near infrared spectroscopy
JP2909571B2 (ja) * 1991-12-18 1999-06-23 住化ファインケム株式会社 高純度ベンゼンの製造方法
US5684580A (en) † 1995-05-01 1997-11-04 Ashland Inc. Hydrocarbon analysis and control by raman spectroscopy
US5717209A (en) * 1996-04-29 1998-02-10 Petrometrix Ltd. System for remote transmission of spectral information through communication optical fibers for real-time on-line hydrocarbons process analysis by near infra red spectroscopy
US6072576A (en) * 1996-12-31 2000-06-06 Exxon Chemical Patents Inc. On-line control of a chemical process plant
JP2001509597A (ja) * 1997-07-09 2001-07-24 アシュランド インコーポレーテッド 近赤外分光法による炭化水素種の分析方法及び装置
US6004452A (en) * 1997-11-14 1999-12-21 Chevron Chemical Company Llc Process for converting hydrocarbon feed to high purity benzene and high purity paraxylene
US6228650B1 (en) * 1997-12-17 2001-05-08 Phillips Petroleum Company Acid catalyst regeneration control
DE19804915A1 (de) * 1998-02-07 1999-08-12 Basf Ag Verfahren zur Herstellung von Methylendi(phenylamin) und Methylendi(phenylisocyanat)
KR100277721B1 (ko) † 1998-03-24 2001-01-15 남창우 근적외선분석시스템을이용한자이렌이성질체분리및이성화공정의조절및최적화방법및그장치
DE19817691A1 (de) * 1998-04-21 1999-10-28 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmehandiisocyanaten und Polyphenylen-polymethylen-polyisocyanaten mit vermindertem Gehalt an chlorierten Nebenprodukten und verminderter Jodfarbzahl
US20040008572A1 (en) * 2002-07-09 2004-01-15 Stuart Joseph Y. Coaxial jet mixer nozzle with protruding centerbody and method for mixing two or more fluid components
DE10245584A1 (de) * 2002-09-27 2004-04-08 Basf Ag Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren
DE10310888A1 (de) * 2003-03-11 2004-09-23 Basf Ag Verfahren zur Herstellung von Polyisocyanaten
DE10322439A1 (de) † 2003-05-19 2004-12-09 Bayer Ag Verfahren und Vorrichtung zur Bestimmung der Isomerenzusammensetzung bei Isocyanat-Herstellprozessen
DE102004032416A1 (de) * 2004-07-05 2006-02-02 Bayer Materialscience Ag Verfahren zur Herstellung von Polyaminen der Diphenylmethanreihe bei niedriger Protonierung
DE102004032871A1 (de) * 2004-07-07 2006-02-09 Bayer Materialscience Ag Verfahren zur Herstellung von Polyisocyanaten durch adiabate Phosgenierung von primären Aminen
US20060041166A1 (en) * 2004-08-20 2006-02-23 Stuart Joseph Y Process for the continuous preparation of organic monoisocyanates and polyisocyanates
CN101838223B (zh) * 2005-03-10 2013-04-03 三井化学株式会社 多异氰酸酯的制造方法和多异氰酸酯的制造装置
BRPI0607713A2 (pt) * 2005-04-01 2009-09-22 Monsanto Technology Llc métodos para monitorar ou detectar a conversão do ácido n-(fosfonometil) iminodiacético para n-(fosfonometil)glicina ou outro intermediário para n-(fosfonometil)glicina no curso da oxidação catalìtica de ácido n-(fosfonometil)iminodiacético em um meio aquoso
JP2009508904A (ja) * 2005-09-22 2009-03-05 ハンツマン・インターナショナル・エルエルシー ポリイソシアネートの製造法

Also Published As

Publication number Publication date
PT2155655E (pt) 2011-09-14
EP2014641A2 (de) 2009-01-14
JP2015107979A (ja) 2015-06-11
CN101754945B (zh) 2014-12-24
ES2370746T5 (es) 2014-06-12
EP2155655A1 (de) 2010-02-24
CN101754945A (zh) 2010-06-23
JP2010529064A (ja) 2010-08-26
JP6312214B2 (ja) 2018-04-18
WO2008148608A1 (en) 2008-12-11
US20100185011A1 (en) 2010-07-22
EP2155655B2 (de) 2014-05-07
EP2014641A3 (de) 2009-03-18
EP2155655B1 (de) 2011-08-31
ES2370746T3 (es) 2011-12-22

Similar Documents

Publication Publication Date Title
ATE522494T1 (de) Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten
EP1736489A3 (de) Polyurethanelastomere, Verfahren zu ihrer Herstellung und ihre Verwendung
SG132626A1 (en) A process for the production of 4,4æ-diphenylmethane diisocyanate
ATE534620T1 (de) Verfahren zur herstellung von isocyanaten
TW200740868A (en) Polyurethane cast elastomers made of NCO prepolymers based on 2,4'-MDI and a process for their preparation
EP2014692A3 (de) Allophanat- und Silangruppen enthaltende Polyisocyanate
WO2009118112A3 (de) 2,2'-mdi-basierte isocyanat-mischungen und ihre herstellung sowie verwendung
EP2100886A3 (de) Herstellung von Polyisocyanaten vom Trimertyp
ATE445587T1 (de) Verfahren zur herstellung von cinacalcet hydrochlorid kristallform i
DE502005006273D1 (de) Verfahren zur herstellung von isocyanuratgruppen aufweisenden polyisocyanaten und ihre verwendung
ATE484492T1 (de) Verfahren zur kontinuierlichen herstellung von isocyanaten
DE502007005386D1 (de) Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe
PT1890998E (pt) Processo para a preparação de poliisocianatos da série do difenilmetano
DE602006009845D1 (de) Verfahren zur herstellung von zwischenprodukten für die herstellung von ezetimibe
ATE520652T1 (de) Verfahren zur herstellung von toluol-diisocyanat
WO2010149544A3 (en) Process for the production of isocyanates, preferably diisocyanates and polyisocyanates with solvent recirculation
DE50103129D1 (de) Modifizierte polyisocyanate
DE602004004561D1 (de) Katalysatorzusammensetzung für die Herstellung von Polyurethanharz und Verfahren zu ihrer Herstellung
IL217882A (en) Polyurethane is formed from a reaction mixture that includes polyisocyanate, polyol and diol, and is free from sulfur, diamines and polyamines
ATE447593T1 (de) Niedrigviskose uretdiongruppenhaltige polyadditionsverbindungen, verfahren zur herstellung und verwendung
DE502007005131D1 (de) Verfahren zur Herstellung von Toluylendiisocyanat
ATE517862T1 (de) Verfahren zur herstellung aromatischer diisocyanate in der gasphase
DE502007005238D1 (de) Verfahren zur Herstellung heller Isocyanate
BR112012014910A2 (pt) artigo de tratamento de superfície e método para formar um artigo de tratamento de superfície
DE50212185D1 (de) Verfahren zur herstellung von isocyanaten

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties